Android Open Source - Wardrobe_app Sync Service

From Project

Back to project page Wardrobe_app.

License

The source code is released under:

Apache License

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Java Source Code

package com.android.busolo.apps.wardrobe.sync;
//from   w  w w .j av  a 2s  .co m
import android.app.AlarmManager;
import android.app.IntentService;
import android.app.PendingIntent;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.SyncResult;
import android.os.Bundle;

import com.android.busolo.apps.wardrobe.Config;

import java.io.IOException;
import java.util.Calendar;
import java.util.Random;

import static com.android.busolo.apps.wardrobe.utils.LogUtils.makeLogTag;
import static com.android.busolo.apps.wardrobe.utils.LogUtils.LOGE;

/**
 * Created by s-brian on 5/24/2014.
 */
public class SyncService extends IntentService {

    private SyncHelper mSyncHelper;

    private static PendingIntent alarmIntent = null;

    public SyncService() {
        super("SyncService");
    }

    @Override
    public void onHandleIntent(Intent intent) {

        Bundle extras = intent.getExtras();
        final boolean uploadOnly = extras.getBoolean(ContentResolver.SYNC_EXTRAS_UPLOAD, false);
        final boolean manualSync = extras.getBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, false);
        final boolean initialize = extras.getBoolean(ContentResolver.SYNC_EXTRAS_INITIALIZE, false);

        if (!uploadOnly) {
            downloadFromServer();
        }

        queueNextSync();
    }

    /**
     * Download data from the server.
     */

    private void downloadFromServer() {
        // Perform a sync using SyncHelper
        if (mSyncHelper == null) {
            mSyncHelper = new SyncHelper(this);
        }

        // Dummy SyncResult object, we can use this for detecting issues
        // at some point.
        SyncResult syncResult = new SyncResult();
        try {
            mSyncHelper.performSync(syncResult,
                    SyncHelper.FLAG_SYNC_LOCAL | SyncHelper.FLAG_SYNC_REMOTE);

        } catch (IOException e) {
            ++syncResult.stats.numIoExceptions;
            LOGE(Config.LOG_TAG, "Error syncing data for Droidcon London 2013.", e);
        }
    }

    /**
     * Queue up the next sync
     */

    private void queueNextSync() {
        Calendar nowCalendar = Calendar.getInstance();
        long now = nowCalendar.getTimeInMillis();

        long syncInterval;
        syncInterval = 30*60*1000;

        // And now for some fuzz to make sure all of the ponies don't
        // ride over the server together. 15 mins either way is good.
        syncInterval += ((new Random().nextInt(30))-15)*60*1000;

    }

}

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